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drivers: power: report battery voltage in AOSP compatible format
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / sound / pci / fm801.c
CommitLineData
1da177e4
LT		 1/*
2 * The driver for the ForteMedia FM801 based soundcards
c1017a4c 3 * Copyright (c) by Jaroslav Kysela <perex@perex.cz>
1da177e4 4 *
e0a5d82a 5 * Support FM only card by Andy Shevchenko <andy@smile.org.ua>
1da177e4
LT		 6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 *
21 */
22
1da177e4
LT		 23#include <linux/delay.h>
24#include <linux/init.h>
25#include <linux/interrupt.h>
26#include <linux/pci.h>
27#include <linux/slab.h>
65a77217 28#include <linux/module.h>
1da177e4
LT		 29#include <sound/core.h>
30#include <sound/pcm.h>
666c70ff 31#include <sound/tlv.h>
1da177e4
LT		 32#include <sound/ac97_codec.h>
33#include <sound/mpu401.h>
34#include <sound/opl3.h>
35#include <sound/initval.h>
36
37#include <asm/io.h>
38
efce4bb9 39#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1da177e4 40#include <sound/tea575x-tuner.h>
1da177e4
LT		 41#endif
42
c1017a4c 43MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>");
1da177e4
LT		 44MODULE_DESCRIPTION("ForteMedia FM801");
45MODULE_LICENSE("GPL");
46MODULE_SUPPORTED_DEVICE("{{ForteMedia,FM801},"
47 "{Genius,SoundMaker Live 5.1}}");
48
49static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
50static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
a67ff6a5 51static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
1da177e4
LT		 52/*
53 * Enable TEA575x tuner
54 * 1 = MediaForte 256-PCS
d7ba858a 55 * 2 = MediaForte 256-PCP
1da177e4 56 * 3 = MediaForte 64-PCR
fb716c0b 57 * 16 = setup tuner only (this is additional bit), i.e. SF64-PCR FM card
1da177e4
LT		 58 * High 16-bits are video (radio) device number + 1
59 */
6581f4e7 60static int tea575x_tuner[SNDRV_CARDS];
d4ecc83b 61static int radio_nr[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -1};
1da177e4
LT		 62
63module_param_array(index, int, NULL, 0444);
64MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");
65module_param_array(id, charp, NULL, 0444);
66MODULE_PARM_DESC(id, "ID string for the FM801 soundcard.");
67module_param_array(enable, bool, NULL, 0444);
68MODULE_PARM_DESC(enable, "Enable FM801 soundcard.");
69module_param_array(tea575x_tuner, int, NULL, 0444);
d7ba858a 70MODULE_PARM_DESC(tea575x_tuner, "TEA575x tuner access method (0 = auto, 1 = SF256-PCS, 2=SF256-PCP, 3=SF64-PCR, 8=disable, +16=tuner-only).");
d4ecc83b
HV		 71module_param_array(radio_nr, int, NULL, 0444);
72MODULE_PARM_DESC(radio_nr, "Radio device numbers");
73
fb716c0b 74
c37279b9 75#define TUNER_DISABLED (1<<3)
fb716c0b
OZ		 76#define TUNER_ONLY (1<<4)
77#define TUNER_TYPE_MASK (~TUNER_ONLY & 0xFFFF)
1da177e4
LT		 78
79/*
80 * Direct registers
81 */
82
83#define FM801_REG(chip, reg) (chip->port + FM801_##reg)
84
85#define FM801_PCM_VOL 0x00 /* PCM Output Volume */
86#define FM801_FM_VOL 0x02 /* FM Output Volume */
87#define FM801_I2S_VOL 0x04 /* I2S Volume */
88#define FM801_REC_SRC 0x06 /* Record Source */
89#define FM801_PLY_CTRL 0x08 /* Playback Control */
90#define FM801_PLY_COUNT 0x0a /* Playback Count */
91#define FM801_PLY_BUF1 0x0c /* Playback Bufer I */
92#define FM801_PLY_BUF2 0x10 /* Playback Buffer II */
93#define FM801_CAP_CTRL 0x14 /* Capture Control */
94#define FM801_CAP_COUNT 0x16 /* Capture Count */
95#define FM801_CAP_BUF1 0x18 /* Capture Buffer I */
96#define FM801_CAP_BUF2 0x1c /* Capture Buffer II */
97#define FM801_CODEC_CTRL 0x22 /* Codec Control */
98#define FM801_I2S_MODE 0x24 /* I2S Mode Control */
99#define FM801_VOLUME 0x26 /* Volume Up/Down/Mute Status */
100#define FM801_I2C_CTRL 0x29 /* I2C Control */
101#define FM801_AC97_CMD 0x2a /* AC'97 Command */
102#define FM801_AC97_DATA 0x2c /* AC'97 Data */
103#define FM801_MPU401_DATA 0x30 /* MPU401 Data */
104#define FM801_MPU401_CMD 0x31 /* MPU401 Command */
105#define FM801_GPIO_CTRL 0x52 /* General Purpose I/O Control */
106#define FM801_GEN_CTRL 0x54 /* General Control */
107#define FM801_IRQ_MASK 0x56 /* Interrupt Mask */
108#define FM801_IRQ_STATUS 0x5a /* Interrupt Status */
109#define FM801_OPL3_BANK0 0x68 /* OPL3 Status Read / Bank 0 Write */
110#define FM801_OPL3_DATA0 0x69 /* OPL3 Data 0 Write */
111#define FM801_OPL3_BANK1 0x6a /* OPL3 Bank 1 Write */
112#define FM801_OPL3_DATA1 0x6b /* OPL3 Bank 1 Write */
113#define FM801_POWERDOWN 0x70 /* Blocks Power Down Control */
114
b1e9ed26
TI		 115/* codec access */
116#define FM801_AC97_READ (1<<7) /* read=1, write=0 */
117#define FM801_AC97_VALID (1<<8) /* port valid=1 */
118#define FM801_AC97_BUSY (1<<9) /* busy=1 */
119#define FM801_AC97_ADDR_SHIFT 10 /* codec id (2bit) */
1da177e4
LT		 120
121/* playback and record control register bits */
122#define FM801_BUF1_LAST (1<<1)
123#define FM801_BUF2_LAST (1<<2)
124#define FM801_START (1<<5)
125#define FM801_PAUSE (1<<6)
126#define FM801_IMMED_STOP (1<<7)
127#define FM801_RATE_SHIFT 8
128#define FM801_RATE_MASK (15 << FM801_RATE_SHIFT)
129#define FM801_CHANNELS_4 (1<<12) /* playback only */
130#define FM801_CHANNELS_6 (2<<12) /* playback only */
131#define FM801_CHANNELS_6MS (3<<12) /* playback only */
132#define FM801_CHANNELS_MASK (3<<12)
133#define FM801_16BIT (1<<14)
134#define FM801_STEREO (1<<15)
135
136/* IRQ status bits */
137#define FM801_IRQ_PLAYBACK (1<<8)
138#define FM801_IRQ_CAPTURE (1<<9)
139#define FM801_IRQ_VOLUME (1<<14)
140#define FM801_IRQ_MPU (1<<15)
141
142/* GPIO control register */
143#define FM801_GPIO_GP0 (1<<0) /* read/write */
144#define FM801_GPIO_GP1 (1<<1)
145#define FM801_GPIO_GP2 (1<<2)
146#define FM801_GPIO_GP3 (1<<3)
147#define FM801_GPIO_GP(x) (1<<(0+(x)))
148#define FM801_GPIO_GD0 (1<<8) /* directions: 1 = input, 0 = output*/
149#define FM801_GPIO_GD1 (1<<9)
150#define FM801_GPIO_GD2 (1<<10)
151#define FM801_GPIO_GD3 (1<<11)
152#define FM801_GPIO_GD(x) (1<<(8+(x)))
153#define FM801_GPIO_GS0 (1<<12) /* function select: */
154#define FM801_GPIO_GS1 (1<<13) /* 1 = GPIO */
155#define FM801_GPIO_GS2 (1<<14) /* 0 = other (S/PDIF, VOL) */
156#define FM801_GPIO_GS3 (1<<15)
157#define FM801_GPIO_GS(x) (1<<(12+(x)))
158
159/*
160
161 */
162
a5f22156 163struct fm801 {
1da177e4
LT		 164 int irq;
165
166 unsigned long port; /* I/O port number */
167 unsigned int multichannel: 1, /* multichannel support */
168 secondary: 1; /* secondary codec */
169 unsigned char secondary_addr; /* address of the secondary codec */
fb716c0b 170 unsigned int tea575x_tuner; /* tuner access method & flags */
1da177e4
LT		 171
172 unsigned short ply_ctrl; /* playback control */
173 unsigned short cap_ctrl; /* capture control */
174
175 unsigned long ply_buffer;
176 unsigned int ply_buf;
177 unsigned int ply_count;
178 unsigned int ply_size;
179 unsigned int ply_pos;
180
181 unsigned long cap_buffer;
182 unsigned int cap_buf;
183 unsigned int cap_count;
184 unsigned int cap_size;
185 unsigned int cap_pos;
186
a5f22156
TI		 187 struct snd_ac97_bus *ac97_bus;
188 struct snd_ac97 *ac97;
189 struct snd_ac97 *ac97_sec;
1da177e4
LT		 190
191 struct pci_dev *pci;
a5f22156
TI		 192 struct snd_card *card;
193 struct snd_pcm *pcm;
194 struct snd_rawmidi *rmidi;
195 struct snd_pcm_substream *playback_substream;
196 struct snd_pcm_substream *capture_substream;
1da177e4
LT		 197 unsigned int p_dma_size;
198 unsigned int c_dma_size;
199
200 spinlock_t reg_lock;
a5f22156 201 struct snd_info_entry *proc_entry;
1da177e4 202
fdb62b50 203#ifdef CONFIG_SND_FM801_TEA575X_BOOL
d4ecc83b 204 struct v4l2_device v4l2_dev;
a5f22156 205 struct snd_tea575x tea;
1da177e4 206#endif
b1e9ed26 207
c7561cd8 208#ifdef CONFIG_PM_SLEEP
b1e9ed26
TI		 209 u16 saved_regs[0x20];
210#endif
1da177e4
LT		 211};
212
cebe41d4 213static DEFINE_PCI_DEVICE_TABLE(snd_fm801_ids) = {
1da177e4 214 { 0x1319, 0x0801, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* FM801 */
26be8659 215 { 0x5213, 0x0510, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_MULTIMEDIA_AUDIO << 8, 0xffff00, 0, }, /* Gallant Odyssey Sound 4 */
1da177e4
LT		 216 { 0, }
217};
218
219MODULE_DEVICE_TABLE(pci, snd_fm801_ids);
220
221/*
222 * common I/O routines
223 */
224
a5f22156 225static int snd_fm801_update_bits(struct fm801 *chip, unsigned short reg,
1da177e4
LT		 226 unsigned short mask, unsigned short value)
227{
228 int change;
229 unsigned long flags;
230 unsigned short old, new;
231
232 spin_lock_irqsave(&chip->reg_lock, flags);
233 old = inw(chip->port + reg);
234 new = (old & ~mask) | value;
235 change = old != new;
236 if (change)
237 outw(new, chip->port + reg);
238 spin_unlock_irqrestore(&chip->reg_lock, flags);
239 return change;
240}
241
a5f22156 242static void snd_fm801_codec_write(struct snd_ac97 *ac97,
1da177e4
LT		 243 unsigned short reg,
244 unsigned short val)
245{
a5f22156 246 struct fm801 *chip = ac97->private_data;
1da177e4
LT		 247 int idx;
248
249 /*
250 * Wait until the codec interface is not ready..
251 */
252 for (idx = 0; idx < 100; idx++) {
b1e9ed26 253 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
1da177e4
LT		 254 goto ok1;
255 udelay(10);
256 }
99b359ba 257 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
1da177e4
LT		 258 return;
259
260 ok1:
261 /* write data and address */
262 outw(val, FM801_REG(chip, AC97_DATA));
263 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT), FM801_REG(chip, AC97_CMD));
264 /*
265 * Wait until the write command is not completed..
266 */
267 for (idx = 0; idx < 1000; idx++) {
b1e9ed26 268 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
1da177e4
LT		 269 return;
270 udelay(10);
271 }
99b359ba 272 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
1da177e4
LT		 273}
274
a5f22156 275static unsigned short snd_fm801_codec_read(struct snd_ac97 *ac97, unsigned short reg)
1da177e4 276{
a5f22156 277 struct fm801 *chip = ac97->private_data;
1da177e4
LT		 278 int idx;
279
280 /*
281 * Wait until the codec interface is not ready..
282 */
283 for (idx = 0; idx < 100; idx++) {
b1e9ed26 284 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
1da177e4
LT		 285 goto ok1;
286 udelay(10);
287 }
99b359ba 288 snd_printk(KERN_ERR "AC'97 interface is busy (1)\n");
1da177e4
LT		 289 return 0;
290
291 ok1:
292 /* read command */
b1e9ed26
TI		 293 outw(reg | (ac97->addr << FM801_AC97_ADDR_SHIFT) | FM801_AC97_READ,
294 FM801_REG(chip, AC97_CMD));
1da177e4 295 for (idx = 0; idx < 100; idx++) {
b1e9ed26 296 if (!(inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_BUSY))
1da177e4
LT		 297 goto ok2;
298 udelay(10);
299 }
99b359ba 300 snd_printk(KERN_ERR "AC'97 interface #%d is busy (2)\n", ac97->num);
1da177e4
LT		 301 return 0;
302
303 ok2:
304 for (idx = 0; idx < 1000; idx++) {
b1e9ed26 305 if (inw(FM801_REG(chip, AC97_CMD)) & FM801_AC97_VALID)
1da177e4
LT		 306 goto ok3;
307 udelay(10);
308 }
99b359ba 309 snd_printk(KERN_ERR "AC'97 interface #%d is not valid (2)\n", ac97->num);
1da177e4
LT		 310 return 0;
311
312 ok3:
313 return inw(FM801_REG(chip, AC97_DATA));
314}
315
316static unsigned int rates[] = {
317 5500, 8000, 9600, 11025,
318 16000, 19200, 22050, 32000,
319 38400, 44100, 48000
320};
321
a5f22156 322static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
1da177e4
LT		 323 .count = ARRAY_SIZE(rates),
324 .list = rates,
325 .mask = 0,
326};
327
328static unsigned int channels[] = {
329 2, 4, 6
330};
331
a5f22156 332static struct snd_pcm_hw_constraint_list hw_constraints_channels = {
5e4968e2 333 .count = ARRAY_SIZE(channels),
1da177e4
LT		 334 .list = channels,
335 .mask = 0,
336};
337
338/*
339 * Sample rate routines
340 */
341
342static unsigned short snd_fm801_rate_bits(unsigned int rate)
343{
344 unsigned int idx;
345
346 for (idx = 0; idx < ARRAY_SIZE(rates); idx++)
347 if (rates[idx] == rate)
348 return idx;
349 snd_BUG();
350 return ARRAY_SIZE(rates) - 1;
351}
352
353/*
354 * PCM part
355 */
356
a5f22156 357static int snd_fm801_playback_trigger(struct snd_pcm_substream *substream,
1da177e4
LT		 358 int cmd)
359{
a5f22156 360 struct fm801 *chip = snd_pcm_substream_chip(substream);
1da177e4
LT		 361
362 spin_lock(&chip->reg_lock);
363 switch (cmd) {
364 case SNDRV_PCM_TRIGGER_START:
365 chip->ply_ctrl &= ~(FM801_BUF1_LAST |
366 FM801_BUF2_LAST |
367 FM801_PAUSE);
368 chip->ply_ctrl |= FM801_START |
369 FM801_IMMED_STOP;
370 break;
371 case SNDRV_PCM_TRIGGER_STOP:
372 chip->ply_ctrl &= ~(FM801_START | FM801_PAUSE);
373 break;
374 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
b1e9ed26 375 case SNDRV_PCM_TRIGGER_SUSPEND:
1da177e4
LT		 376 chip->ply_ctrl |= FM801_PAUSE;
377 break;
378 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
b1e9ed26 379 case SNDRV_PCM_TRIGGER_RESUME:
1da177e4
LT		 380 chip->ply_ctrl &= ~FM801_PAUSE;
381 break;
382 default:
383 spin_unlock(&chip->reg_lock);
384 snd_BUG();
385 return -EINVAL;
386 }
387 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
388 spin_unlock(&chip->reg_lock);
389 return 0;
390}
391
a5f22156 392static int snd_fm801_capture_trigger(struct snd_pcm_substream *substream,
1da177e4
LT		 393 int cmd)
394{
a5f22156 395 struct fm801 *chip = snd_pcm_substream_chip(substream);
1da177e4
LT		 396
397 spin_lock(&chip->reg_lock);
398 switch (cmd) {
399 case SNDRV_PCM_TRIGGER_START:
400 chip->cap_ctrl &= ~(FM801_BUF1_LAST |
401 FM801_BUF2_LAST |
402 FM801_PAUSE);
403 chip->cap_ctrl |= FM801_START |
404 FM801_IMMED_STOP;
405 break;
406 case SNDRV_PCM_TRIGGER_STOP:
407 chip->cap_ctrl &= ~(FM801_START | FM801_PAUSE);
408 break;
409 case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
b1e9ed26 410 case SNDRV_PCM_TRIGGER_SUSPEND:
1da177e4
LT		 411 chip->cap_ctrl |= FM801_PAUSE;
412 break;
413 case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
b1e9ed26 414 case SNDRV_PCM_TRIGGER_RESUME:
1da177e4
LT		 415 chip->cap_ctrl &= ~FM801_PAUSE;
416 break;
417 default:
418 spin_unlock(&chip->reg_lock);
419 snd_BUG();
420 return -EINVAL;
421 }
422 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
423 spin_unlock(&chip->reg_lock);
424 return 0;
425}
426
a5f22156
TI		 427static int snd_fm801_hw_params(struct snd_pcm_substream *substream,
428 struct snd_pcm_hw_params *hw_params)
1da177e4
LT		 429{
430 return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
431}
432
a5f22156 433static int snd_fm801_hw_free(struct snd_pcm_substream *substream)
1da177e4
LT		 434{
435 return snd_pcm_lib_free_pages(substream);
436}
437
a5f22156 438static int snd_fm801_playback_prepare(struct snd_pcm_substream *substream)
1da177e4 439{
a5f22156
TI		 440 struct fm801 *chip = snd_pcm_substream_chip(substream);
441 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 442
443 chip->ply_size = snd_pcm_lib_buffer_bytes(substream);
444 chip->ply_count = snd_pcm_lib_period_bytes(substream);
445 spin_lock_irq(&chip->reg_lock);
446 chip->ply_ctrl &= ~(FM801_START | FM801_16BIT |
447 FM801_STEREO | FM801_RATE_MASK |
448 FM801_CHANNELS_MASK);
449 if (snd_pcm_format_width(runtime->format) == 16)
450 chip->ply_ctrl |= FM801_16BIT;
451 if (runtime->channels > 1) {
452 chip->ply_ctrl |= FM801_STEREO;
453 if (runtime->channels == 4)
454 chip->ply_ctrl |= FM801_CHANNELS_4;
455 else if (runtime->channels == 6)
456 chip->ply_ctrl |= FM801_CHANNELS_6;
457 }
458 chip->ply_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
459 chip->ply_buf = 0;
460 outw(chip->ply_ctrl, FM801_REG(chip, PLY_CTRL));
461 outw(chip->ply_count - 1, FM801_REG(chip, PLY_COUNT));
462 chip->ply_buffer = runtime->dma_addr;
463 chip->ply_pos = 0;
464 outl(chip->ply_buffer, FM801_REG(chip, PLY_BUF1));
465 outl(chip->ply_buffer + (chip->ply_count % chip->ply_size), FM801_REG(chip, PLY_BUF2));
466 spin_unlock_irq(&chip->reg_lock);
467 return 0;
468}
469
a5f22156 470static int snd_fm801_capture_prepare(struct snd_pcm_substream *substream)
1da177e4 471{
a5f22156
TI		 472 struct fm801 *chip = snd_pcm_substream_chip(substream);
473 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 474
475 chip->cap_size = snd_pcm_lib_buffer_bytes(substream);
476 chip->cap_count = snd_pcm_lib_period_bytes(substream);
477 spin_lock_irq(&chip->reg_lock);
478 chip->cap_ctrl &= ~(FM801_START | FM801_16BIT |
479 FM801_STEREO | FM801_RATE_MASK);
480 if (snd_pcm_format_width(runtime->format) == 16)
481 chip->cap_ctrl |= FM801_16BIT;
482 if (runtime->channels > 1)
483 chip->cap_ctrl |= FM801_STEREO;
484 chip->cap_ctrl |= snd_fm801_rate_bits(runtime->rate) << FM801_RATE_SHIFT;
485 chip->cap_buf = 0;
486 outw(chip->cap_ctrl, FM801_REG(chip, CAP_CTRL));
487 outw(chip->cap_count - 1, FM801_REG(chip, CAP_COUNT));
488 chip->cap_buffer = runtime->dma_addr;
489 chip->cap_pos = 0;
490 outl(chip->cap_buffer, FM801_REG(chip, CAP_BUF1));
491 outl(chip->cap_buffer + (chip->cap_count % chip->cap_size), FM801_REG(chip, CAP_BUF2));
492 spin_unlock_irq(&chip->reg_lock);
493 return 0;
494}
495
a5f22156 496static snd_pcm_uframes_t snd_fm801_playback_pointer(struct snd_pcm_substream *substream)
1da177e4 497{
a5f22156 498 struct fm801 *chip = snd_pcm_substream_chip(substream);
1da177e4
LT		 499 size_t ptr;
500
501 if (!(chip->ply_ctrl & FM801_START))
502 return 0;
503 spin_lock(&chip->reg_lock);
504 ptr = chip->ply_pos + (chip->ply_count - 1) - inw(FM801_REG(chip, PLY_COUNT));
505 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_PLAYBACK) {
506 ptr += chip->ply_count;
507 ptr %= chip->ply_size;
508 }
509 spin_unlock(&chip->reg_lock);
510 return bytes_to_frames(substream->runtime, ptr);
511}
512
a5f22156 513static snd_pcm_uframes_t snd_fm801_capture_pointer(struct snd_pcm_substream *substream)
1da177e4 514{
a5f22156 515 struct fm801 *chip = snd_pcm_substream_chip(substream);
1da177e4
LT		 516 size_t ptr;
517
518 if (!(chip->cap_ctrl & FM801_START))
519 return 0;
520 spin_lock(&chip->reg_lock);
521 ptr = chip->cap_pos + (chip->cap_count - 1) - inw(FM801_REG(chip, CAP_COUNT));
522 if (inw(FM801_REG(chip, IRQ_STATUS)) & FM801_IRQ_CAPTURE) {
523 ptr += chip->cap_count;
524 ptr %= chip->cap_size;
525 }
526 spin_unlock(&chip->reg_lock);
527 return bytes_to_frames(substream->runtime, ptr);
528}
529
7d12e780 530static irqreturn_t snd_fm801_interrupt(int irq, void *dev_id)
1da177e4 531{
a5f22156 532 struct fm801 *chip = dev_id;
1da177e4
LT		 533 unsigned short status;
534 unsigned int tmp;
535
536 status = inw(FM801_REG(chip, IRQ_STATUS));
537 status &= FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU|FM801_IRQ_VOLUME;
538 if (! status)
539 return IRQ_NONE;
540 /* ack first */
541 outw(status, FM801_REG(chip, IRQ_STATUS));
542 if (chip->pcm && (status & FM801_IRQ_PLAYBACK) && chip->playback_substream) {
543 spin_lock(&chip->reg_lock);
544 chip->ply_buf++;
545 chip->ply_pos += chip->ply_count;
546 chip->ply_pos %= chip->ply_size;
547 tmp = chip->ply_pos + chip->ply_count;
548 tmp %= chip->ply_size;
549 outl(chip->ply_buffer + tmp,
550 (chip->ply_buf & 1) ?
551 FM801_REG(chip, PLY_BUF1) :
552 FM801_REG(chip, PLY_BUF2));
553 spin_unlock(&chip->reg_lock);
554 snd_pcm_period_elapsed(chip->playback_substream);
555 }
556 if (chip->pcm && (status & FM801_IRQ_CAPTURE) && chip->capture_substream) {
557 spin_lock(&chip->reg_lock);
558 chip->cap_buf++;
559 chip->cap_pos += chip->cap_count;
560 chip->cap_pos %= chip->cap_size;
561 tmp = chip->cap_pos + chip->cap_count;
562 tmp %= chip->cap_size;
563 outl(chip->cap_buffer + tmp,
564 (chip->cap_buf & 1) ?
565 FM801_REG(chip, CAP_BUF1) :
566 FM801_REG(chip, CAP_BUF2));
567 spin_unlock(&chip->reg_lock);
568 snd_pcm_period_elapsed(chip->capture_substream);
569 }
570 if (chip->rmidi && (status & FM801_IRQ_MPU))
7d12e780 571 snd_mpu401_uart_interrupt(irq, chip->rmidi->private_data);
1da177e4
LT		 572 if (status & FM801_IRQ_VOLUME)
573 ;/* TODO */
574
575 return IRQ_HANDLED;
576}
577
a5f22156 578static struct snd_pcm_hardware snd_fm801_playback =
1da177e4
LT		 579{
580 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
581 SNDRV_PCM_INFO_BLOCK_TRANSFER |
b1e9ed26 582 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
1da177e4
LT		 583 SNDRV_PCM_INFO_MMAP_VALID),
584 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
585 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
586 .rate_min = 5500,
587 .rate_max = 48000,
588 .channels_min = 1,
589 .channels_max = 2,
590 .buffer_bytes_max = (128*1024),
591 .period_bytes_min = 64,
592 .period_bytes_max = (128*1024),
593 .periods_min = 1,
594 .periods_max = 1024,
595 .fifo_size = 0,
596};
597
a5f22156 598static struct snd_pcm_hardware snd_fm801_capture =
1da177e4
LT		 599{
600 .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED |
601 SNDRV_PCM_INFO_BLOCK_TRANSFER |
b1e9ed26 602 SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
1da177e4
LT		 603 SNDRV_PCM_INFO_MMAP_VALID),
604 .formats = SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S16_LE,
605 .rates = SNDRV_PCM_RATE_KNOT | SNDRV_PCM_RATE_8000_48000,
606 .rate_min = 5500,
607 .rate_max = 48000,
608 .channels_min = 1,
609 .channels_max = 2,
610 .buffer_bytes_max = (128*1024),
611 .period_bytes_min = 64,
612 .period_bytes_max = (128*1024),
613 .periods_min = 1,
614 .periods_max = 1024,
615 .fifo_size = 0,
616};
617
a5f22156 618static int snd_fm801_playback_open(struct snd_pcm_substream *substream)
1da177e4 619{
a5f22156
TI		 620 struct fm801 *chip = snd_pcm_substream_chip(substream);
621 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 622 int err;
623
624 chip->playback_substream = substream;
625 runtime->hw = snd_fm801_playback;
a5f22156
TI		 626 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
627 &hw_constraints_rates);
1da177e4
LT		 628 if (chip->multichannel) {
629 runtime->hw.channels_max = 6;
a5f22156
TI		 630 snd_pcm_hw_constraint_list(runtime, 0,
631 SNDRV_PCM_HW_PARAM_CHANNELS,
632 &hw_constraints_channels);
1da177e4
LT		 633 }
634 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
635 return err;
636 return 0;
637}
638
a5f22156 639static int snd_fm801_capture_open(struct snd_pcm_substream *substream)
1da177e4 640{
a5f22156
TI		 641 struct fm801 *chip = snd_pcm_substream_chip(substream);
642 struct snd_pcm_runtime *runtime = substream->runtime;
1da177e4
LT		 643 int err;
644
645 chip->capture_substream = substream;
646 runtime->hw = snd_fm801_capture;
a5f22156
TI		 647 snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
648 &hw_constraints_rates);
1da177e4
LT		 649 if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0)
650 return err;
651 return 0;
652}
653
a5f22156 654static int snd_fm801_playback_close(struct snd_pcm_substream *substream)
1da177e4 655{
a5f22156 656 struct fm801 *chip = snd_pcm_substream_chip(substream);
1da177e4
LT		 657
658 chip->playback_substream = NULL;
659 return 0;
660}
661
a5f22156 662static int snd_fm801_capture_close(struct snd_pcm_substream *substream)
1da177e4 663{
a5f22156 664 struct fm801 *chip = snd_pcm_substream_chip(substream);
1da177e4
LT		 665
666 chip->capture_substream = NULL;
667 return 0;
668}
669
a5f22156 670static struct snd_pcm_ops snd_fm801_playback_ops = {
1da177e4
LT		 671 .open = snd_fm801_playback_open,
672 .close = snd_fm801_playback_close,
673 .ioctl = snd_pcm_lib_ioctl,
674 .hw_params = snd_fm801_hw_params,
675 .hw_free = snd_fm801_hw_free,
676 .prepare = snd_fm801_playback_prepare,
677 .trigger = snd_fm801_playback_trigger,
678 .pointer = snd_fm801_playback_pointer,
679};
680
a5f22156 681static struct snd_pcm_ops snd_fm801_capture_ops = {
1da177e4
LT		 682 .open = snd_fm801_capture_open,
683 .close = snd_fm801_capture_close,
684 .ioctl = snd_pcm_lib_ioctl,
685 .hw_params = snd_fm801_hw_params,
686 .hw_free = snd_fm801_hw_free,
687 .prepare = snd_fm801_capture_prepare,
688 .trigger = snd_fm801_capture_trigger,
689 .pointer = snd_fm801_capture_pointer,
690};
691
e23e7a14 692static int snd_fm801_pcm(struct fm801 *chip, int device, struct snd_pcm **rpcm)
1da177e4 693{
a5f22156 694 struct snd_pcm *pcm;
1da177e4
LT		 695 int err;
696
697 if (rpcm)
698 *rpcm = NULL;
699 if ((err = snd_pcm_new(chip->card, "FM801", device, 1, 1, &pcm)) < 0)
700 return err;
701
702 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_fm801_playback_ops);
703 snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_fm801_capture_ops);
704
705 pcm->private_data = chip;
1da177e4
LT		 706 pcm->info_flags = 0;
707 strcpy(pcm->name, "FM801");
708 chip->pcm = pcm;
709
710 snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
711 snd_dma_pci_data(chip->pci),
712 chip->multichannel ? 128*1024 : 64*1024, 128*1024);
713
e36e3b86
TI		 714 err = snd_pcm_add_chmap_ctls(pcm, SNDRV_PCM_STREAM_PLAYBACK,
715 snd_pcm_alt_chmaps,
716 chip->multichannel ? 6 : 2, 0,
717 NULL);
718 if (err < 0)
719 return err;
720
1da177e4
LT		 721 if (rpcm)
722 *rpcm = pcm;
723 return 0;
724}
725
726/*
727 * TEA5757 radio
728 */
729
fdb62b50 730#ifdef CONFIG_SND_FM801_TEA575X_BOOL
1da177e4 731
938a1566
OZ		 732/* GPIO to TEA575x maps */
733struct snd_fm801_tea575x_gpio {
734 u8 data, clk, wren, most;
d7ba858a 735 char *name;
938a1566 736};
1da177e4 737
938a1566 738static struct snd_fm801_tea575x_gpio snd_fm801_tea575x_gpios[] = {
d7ba858a
OZ		 739 { .data = 1, .clk = 3, .wren = 2, .most = 0, .name = "SF256-PCS" },
740 { .data = 1, .clk = 0, .wren = 2, .most = 3, .name = "SF256-PCP" },
741 { .data = 2, .clk = 0, .wren = 1, .most = 3, .name = "SF64-PCR" },
938a1566 742};
1da177e4 743
8e699d2c
TI		 744#define get_tea575x_gpio(chip) \
745 (&snd_fm801_tea575x_gpios[((chip)->tea575x_tuner & TUNER_TYPE_MASK) - 1])
746
938a1566 747static void snd_fm801_tea575x_set_pins(struct snd_tea575x *tea, u8 pins)
1da177e4 748{
a5f22156 749 struct fm801 *chip = tea->private_data;
938a1566 750 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
8e699d2c 751 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
1da177e4 752
938a1566
OZ		 753 reg &= ~(FM801_GPIO_GP(gpio.data) |
754 FM801_GPIO_GP(gpio.clk) |
755 FM801_GPIO_GP(gpio.wren));
1da177e4 756
938a1566
OZ		 757 reg |= (pins & TEA575X_DATA) ? FM801_GPIO_GP(gpio.data) : 0;
758 reg |= (pins & TEA575X_CLK) ? FM801_GPIO_GP(gpio.clk) : 0;
759 /* WRITE_ENABLE is inverted */
760 reg |= (pins & TEA575X_WREN) ? 0 : FM801_GPIO_GP(gpio.wren);
1da177e4 761
1da177e4 762 outw(reg, FM801_REG(chip, GPIO_CTRL));
1da177e4
LT		 763}
764
938a1566 765static u8 snd_fm801_tea575x_get_pins(struct snd_tea575x *tea)
1da177e4 766{
a5f22156 767 struct fm801 *chip = tea->private_data;
938a1566 768 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
8e699d2c 769 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
effded75
DC		 770 u8 ret;
771
772 ret = 0;
773 if (reg & FM801_GPIO_GP(gpio.data))
774 ret |= TEA575X_DATA;
775 if (reg & FM801_GPIO_GP(gpio.most))
776 ret |= TEA575X_MOST;
777 return ret;
1da177e4
LT		 778}
779
938a1566 780static void snd_fm801_tea575x_set_direction(struct snd_tea575x *tea, bool output)
1da177e4 781{
a5f22156 782 struct fm801 *chip = tea->private_data;
938a1566 783 unsigned short reg = inw(FM801_REG(chip, GPIO_CTRL));
8e699d2c 784 struct snd_fm801_tea575x_gpio gpio = *get_tea575x_gpio(chip);
1da177e4 785
1da177e4 786 /* use GPIO lines and set write enable bit */
938a1566
OZ		 787 reg |= FM801_GPIO_GS(gpio.data) |
788 FM801_GPIO_GS(gpio.wren) |
789 FM801_GPIO_GS(gpio.clk) |
790 FM801_GPIO_GS(gpio.most);
791 if (output) {
792 /* all of lines are in the write direction */
793 /* clear data and clock lines */
794 reg &= ~(FM801_GPIO_GD(gpio.data) |
795 FM801_GPIO_GD(gpio.wren) |
796 FM801_GPIO_GD(gpio.clk) |
797 FM801_GPIO_GP(gpio.data) |
798 FM801_GPIO_GP(gpio.clk) |
799 FM801_GPIO_GP(gpio.wren));
800 } else {
801 /* use GPIO lines, set data direction to input */
802 reg |= FM801_GPIO_GD(gpio.data) |
803 FM801_GPIO_GD(gpio.most) |
804 FM801_GPIO_GP(gpio.data) |
805 FM801_GPIO_GP(gpio.most) |
806 FM801_GPIO_GP(gpio.wren);
807 /* all of lines are in the write direction, except data */
808 /* clear data, write enable and clock lines */
809 reg &= ~(FM801_GPIO_GD(gpio.wren) |
810 FM801_GPIO_GD(gpio.clk) |
811 FM801_GPIO_GP(gpio.clk));
1da177e4
LT		 812 }
813
69252128 814 outw(reg, FM801_REG(chip, GPIO_CTRL));
69252128
AS		 815}
816
938a1566
OZ		 817static struct snd_tea575x_ops snd_fm801_tea_ops = {
818 .set_pins = snd_fm801_tea575x_set_pins,
819 .get_pins = snd_fm801_tea575x_get_pins,
820 .set_direction = snd_fm801_tea575x_set_direction,
1da177e4
LT		 821};
822#endif
823
824/*
825 * Mixer routines
826 */
827
828#define FM801_SINGLE(xname, reg, shift, mask, invert) \
829{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_single, \
830 .get = snd_fm801_get_single, .put = snd_fm801_put_single, \
831 .private_value = reg | (shift << 8) | (mask << 16) | (invert << 24) }
832
a5f22156
TI		 833static int snd_fm801_info_single(struct snd_kcontrol *kcontrol,
834 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 835{
836 int mask = (kcontrol->private_value >> 16) & 0xff;
837
838 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
839 uinfo->count = 1;
840 uinfo->value.integer.min = 0;
841 uinfo->value.integer.max = mask;
842 return 0;
843}
844
a5f22156
TI		 845static int snd_fm801_get_single(struct snd_kcontrol *kcontrol,
846 struct snd_ctl_elem_value *ucontrol)
1da177e4 847{
a5f22156 848 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 849 int reg = kcontrol->private_value & 0xff;
850 int shift = (kcontrol->private_value >> 8) & 0xff;
851 int mask = (kcontrol->private_value >> 16) & 0xff;
852 int invert = (kcontrol->private_value >> 24) & 0xff;
853
854 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift) & mask;
855 if (invert)
856 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
857 return 0;
858}
859
a5f22156
TI		 860static int snd_fm801_put_single(struct snd_kcontrol *kcontrol,
861 struct snd_ctl_elem_value *ucontrol)
1da177e4 862{
a5f22156 863 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 864 int reg = kcontrol->private_value & 0xff;
865 int shift = (kcontrol->private_value >> 8) & 0xff;
866 int mask = (kcontrol->private_value >> 16) & 0xff;
867 int invert = (kcontrol->private_value >> 24) & 0xff;
868 unsigned short val;
869
870 val = (ucontrol->value.integer.value[0] & mask);
871 if (invert)
872 val = mask - val;
873 return snd_fm801_update_bits(chip, reg, mask << shift, val << shift);
874}
875
876#define FM801_DOUBLE(xname, reg, shift_left, shift_right, mask, invert) \
877{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .info = snd_fm801_info_double, \
878 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
879 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24) }
666c70ff
TI		 880#define FM801_DOUBLE_TLV(xname, reg, shift_left, shift_right, mask, invert, xtlv) \
881{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \
882 .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_TLV_READ, \
883 .name = xname, .info = snd_fm801_info_double, \
884 .get = snd_fm801_get_double, .put = snd_fm801_put_double, \
885 .private_value = reg | (shift_left << 8) | (shift_right << 12) | (mask << 16) | (invert << 24), \
886 .tlv = { .p = (xtlv) } }
1da177e4 887
a5f22156
TI		 888static int snd_fm801_info_double(struct snd_kcontrol *kcontrol,
889 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 890{
891 int mask = (kcontrol->private_value >> 16) & 0xff;
892
893 uinfo->type = mask == 1 ? SNDRV_CTL_ELEM_TYPE_BOOLEAN : SNDRV_CTL_ELEM_TYPE_INTEGER;
894 uinfo->count = 2;
895 uinfo->value.integer.min = 0;
896 uinfo->value.integer.max = mask;
897 return 0;
898}
899
a5f22156
TI		 900static int snd_fm801_get_double(struct snd_kcontrol *kcontrol,
901 struct snd_ctl_elem_value *ucontrol)
1da177e4 902{
a5f22156 903 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 904 int reg = kcontrol->private_value & 0xff;
905 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
906 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
907 int mask = (kcontrol->private_value >> 16) & 0xff;
908 int invert = (kcontrol->private_value >> 24) & 0xff;
909
910 spin_lock_irq(&chip->reg_lock);
911 ucontrol->value.integer.value[0] = (inw(chip->port + reg) >> shift_left) & mask;
912 ucontrol->value.integer.value[1] = (inw(chip->port + reg) >> shift_right) & mask;
913 spin_unlock_irq(&chip->reg_lock);
914 if (invert) {
915 ucontrol->value.integer.value[0] = mask - ucontrol->value.integer.value[0];
916 ucontrol->value.integer.value[1] = mask - ucontrol->value.integer.value[1];
917 }
918 return 0;
919}
920
a5f22156
TI		 921static int snd_fm801_put_double(struct snd_kcontrol *kcontrol,
922 struct snd_ctl_elem_value *ucontrol)
1da177e4 923{
a5f22156 924 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 925 int reg = kcontrol->private_value & 0xff;
926 int shift_left = (kcontrol->private_value >> 8) & 0x0f;
927 int shift_right = (kcontrol->private_value >> 12) & 0x0f;
928 int mask = (kcontrol->private_value >> 16) & 0xff;
929 int invert = (kcontrol->private_value >> 24) & 0xff;
930 unsigned short val1, val2;
931
932 val1 = ucontrol->value.integer.value[0] & mask;
933 val2 = ucontrol->value.integer.value[1] & mask;
934 if (invert) {
935 val1 = mask - val1;
936 val2 = mask - val2;
937 }
938 return snd_fm801_update_bits(chip, reg,
939 (mask << shift_left) | (mask << shift_right),
940 (val1 << shift_left ) | (val2 << shift_right));
941}
942
a5f22156
TI		 943static int snd_fm801_info_mux(struct snd_kcontrol *kcontrol,
944 struct snd_ctl_elem_info *uinfo)
1da177e4
LT		 945{
946 static char *texts[5] = {
947 "AC97 Primary", "FM", "I2S", "PCM", "AC97 Secondary"
948 };
949
950 uinfo->type = SNDRV_CTL_ELEM_TYPE_ENUMERATED;
951 uinfo->count = 1;
952 uinfo->value.enumerated.items = 5;
953 if (uinfo->value.enumerated.item > 4)
954 uinfo->value.enumerated.item = 4;
955 strcpy(uinfo->value.enumerated.name, texts[uinfo->value.enumerated.item]);
956 return 0;
957}
958
a5f22156
TI		 959static int snd_fm801_get_mux(struct snd_kcontrol *kcontrol,
960 struct snd_ctl_elem_value *ucontrol)
1da177e4 961{
a5f22156 962 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 963 unsigned short val;
964
965 val = inw(FM801_REG(chip, REC_SRC)) & 7;
966 if (val > 4)
967 val = 4;
968 ucontrol->value.enumerated.item[0] = val;
969 return 0;
970}
971
a5f22156
TI		 972static int snd_fm801_put_mux(struct snd_kcontrol *kcontrol,
973 struct snd_ctl_elem_value *ucontrol)
1da177e4 974{
a5f22156 975 struct fm801 *chip = snd_kcontrol_chip(kcontrol);
1da177e4
LT		 976 unsigned short val;
977
978 if ((val = ucontrol->value.enumerated.item[0]) > 4)
979 return -EINVAL;
980 return snd_fm801_update_bits(chip, FM801_REC_SRC, 7, val);
981}
982
0cb29ea0 983static const DECLARE_TLV_DB_SCALE(db_scale_dsp, -3450, 150, 0);
666c70ff 984
a5f22156 985#define FM801_CONTROLS ARRAY_SIZE(snd_fm801_controls)
1da177e4 986
e23e7a14 987static struct snd_kcontrol_new snd_fm801_controls[] = {
666c70ff
TI		 988FM801_DOUBLE_TLV("Wave Playback Volume", FM801_PCM_VOL, 0, 8, 31, 1,
989 db_scale_dsp),
1da177e4 990FM801_SINGLE("Wave Playback Switch", FM801_PCM_VOL, 15, 1, 1),
666c70ff
TI		 991FM801_DOUBLE_TLV("I2S Playback Volume", FM801_I2S_VOL, 0, 8, 31, 1,
992 db_scale_dsp),
1da177e4 993FM801_SINGLE("I2S Playback Switch", FM801_I2S_VOL, 15, 1, 1),
666c70ff
TI		 994FM801_DOUBLE_TLV("FM Playback Volume", FM801_FM_VOL, 0, 8, 31, 1,
995 db_scale_dsp),
1da177e4
LT		 996FM801_SINGLE("FM Playback Switch", FM801_FM_VOL, 15, 1, 1),
997{
998 .iface = SNDRV_CTL_ELEM_IFACE_MIXER,
999 .name = "Digital Capture Source",
1000 .info = snd_fm801_info_mux,
1001 .get = snd_fm801_get_mux,
1002 .put = snd_fm801_put_mux,
1003}
1004};
1005
a5f22156 1006#define FM801_CONTROLS_MULTI ARRAY_SIZE(snd_fm801_controls_multi)
1da177e4 1007
e23e7a14 1008static struct snd_kcontrol_new snd_fm801_controls_multi[] = {
1da177e4
LT		 1009FM801_SINGLE("AC97 2ch->4ch Copy Switch", FM801_CODEC_CTRL, 7, 1, 0),
1010FM801_SINGLE("AC97 18-bit Switch", FM801_CODEC_CTRL, 10, 1, 0),
10e8d78a
CL		 1011FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",CAPTURE,SWITCH), FM801_I2S_MODE, 8, 1, 0),
1012FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",PLAYBACK,SWITCH), FM801_I2S_MODE, 9, 1, 0),
1013FM801_SINGLE(SNDRV_CTL_NAME_IEC958("Raw Data ",CAPTURE,SWITCH), FM801_I2S_MODE, 10, 1, 0),
1014FM801_SINGLE(SNDRV_CTL_NAME_IEC958("",PLAYBACK,SWITCH), FM801_GEN_CTRL, 2, 1, 0),
1da177e4
LT		 1015};
1016
a5f22156 1017static void snd_fm801_mixer_free_ac97_bus(struct snd_ac97_bus *bus)
1da177e4 1018{
a5f22156 1019 struct fm801 *chip = bus->private_data;
1da177e4
LT		 1020 chip->ac97_bus = NULL;
1021}
1022
a5f22156 1023static void snd_fm801_mixer_free_ac97(struct snd_ac97 *ac97)
1da177e4 1024{
a5f22156 1025 struct fm801 *chip = ac97->private_data;
1da177e4
LT		 1026 if (ac97->num == 0) {
1027 chip->ac97 = NULL;
1028 } else {
1029 chip->ac97_sec = NULL;
1030 }
1031}
1032
e23e7a14 1033static int snd_fm801_mixer(struct fm801 *chip)
1da177e4 1034{
a5f22156 1035 struct snd_ac97_template ac97;
1da177e4
LT		 1036 unsigned int i;
1037 int err;
a5f22156 1038 static struct snd_ac97_bus_ops ops = {
1da177e4
LT		 1039 .write = snd_fm801_codec_write,
1040 .read = snd_fm801_codec_read,
1041 };
1042
1043 if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
1044 return err;
1045 chip->ac97_bus->private_free = snd_fm801_mixer_free_ac97_bus;
1046
1047 memset(&ac97, 0, sizeof(ac97));
1048 ac97.private_data = chip;
1049 ac97.private_free = snd_fm801_mixer_free_ac97;
1050 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
1051 return err;
1052 if (chip->secondary) {
1053 ac97.num = 1;
1054 ac97.addr = chip->secondary_addr;
1055 if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_sec)) < 0)
1056 return err;
1057 }
1058 for (i = 0; i < FM801_CONTROLS; i++)
1059 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls[i], chip));
1060 if (chip->multichannel) {
1061 for (i = 0; i < FM801_CONTROLS_MULTI; i++)
1062 snd_ctl_add(chip->card, snd_ctl_new1(&snd_fm801_controls_multi[i], chip));
1063 }
1064 return 0;
1065}
1066
1067/*
1068 * initialization routines
1069 */
1070
b1e9ed26
TI		 1071static int wait_for_codec(struct fm801 *chip, unsigned int codec_id,
1072 unsigned short reg, unsigned long waits)
1073{
1074 unsigned long timeout = jiffies + waits;
1075
1076 outw(FM801_AC97_READ | (codec_id << FM801_AC97_ADDR_SHIFT) | reg,
1077 FM801_REG(chip, AC97_CMD));
1078 udelay(5);
1079 do {
1080 if ((inw(FM801_REG(chip, AC97_CMD)) & (FM801_AC97_VALID|FM801_AC97_BUSY))
1081 == FM801_AC97_VALID)
1082 return 0;
1083 schedule_timeout_uninterruptible(1);
1084 } while (time_after(timeout, jiffies));
1085 return -EIO;
1086}
1087
1088static int snd_fm801_chip_init(struct fm801 *chip, int resume)
1089{
b1e9ed26
TI		 1090 unsigned short cmdw;
1091
fb716c0b 1092 if (chip->tea575x_tuner & TUNER_ONLY)
e0a5d82a
AS		 1093 goto __ac97_ok;
1094
b1e9ed26
TI		 1095 /* codec cold reset + AC'97 warm reset */
1096 outw((1<<5) | (1<<6), FM801_REG(chip, CODEC_CTRL));
1097 inw(FM801_REG(chip, CODEC_CTRL)); /* flush posting data */
1098 udelay(100);
1099 outw(0, FM801_REG(chip, CODEC_CTRL));
1100
fb716c0b
OZ		 1101 if (wait_for_codec(chip, 0, AC97_RESET, msecs_to_jiffies(750)) < 0)
1102 if (!resume) {
1103 snd_printk(KERN_INFO "Primary AC'97 codec not found, "
1104 "assume SF64-PCR (tuner-only)\n");
1105 chip->tea575x_tuner = 3 | TUNER_ONLY;
1106 goto __ac97_ok;
1107 }
b1e9ed26
TI		 1108
1109 if (chip->multichannel) {
1110 if (chip->secondary_addr) {
1111 wait_for_codec(chip, chip->secondary_addr,
1112 AC97_VENDOR_ID1, msecs_to_jiffies(50));
1113 } else {
1114 /* my card has the secondary codec */
1115 /* at address #3, so the loop is inverted */
58e4334e
HH		 1116 int i;
1117 for (i = 3; i > 0; i--) {
1118 if (!wait_for_codec(chip, i, AC97_VENDOR_ID1,
b1e9ed26
TI		 1119 msecs_to_jiffies(50))) {
1120 cmdw = inw(FM801_REG(chip, AC97_DATA));
1121 if (cmdw != 0xffff && cmdw != 0) {
1122 chip->secondary = 1;
58e4334e 1123 chip->secondary_addr = i;
b1e9ed26
TI		 1124 break;
1125 }
1126 }
1127 }
1128 }
1129
1130 /* the recovery phase, it seems that probing for non-existing codec might */
1131 /* cause timeout problems */
1132 wait_for_codec(chip, 0, AC97_VENDOR_ID1, msecs_to_jiffies(750));
1133 }
1134
6bbe13ec
JK		 1135 __ac97_ok:
1136
b1e9ed26
TI		 1137 /* init volume */
1138 outw(0x0808, FM801_REG(chip, PCM_VOL));
1139 outw(0x9f1f, FM801_REG(chip, FM_VOL));
1140 outw(0x8808, FM801_REG(chip, I2S_VOL));
1141
1142 /* I2S control - I2S mode */
1143 outw(0x0003, FM801_REG(chip, I2S_MODE));
1144
6bbe13ec 1145 /* interrupt setup */
b1e9ed26 1146 cmdw = inw(FM801_REG(chip, IRQ_MASK));
6bbe13ec
JK		 1147 if (chip->irq < 0)
1148 cmdw |= 0x00c3; /* mask everything, no PCM nor MPU */
1149 else
1150 cmdw &= ~0x0083; /* unmask MPU, PLAYBACK & CAPTURE */
b1e9ed26
TI		 1151 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1152
1153 /* interrupt clear */
1154 outw(FM801_IRQ_PLAYBACK|FM801_IRQ_CAPTURE|FM801_IRQ_MPU, FM801_REG(chip, IRQ_STATUS));
1155
1156 return 0;
1157}
1158
1159
a5f22156 1160static int snd_fm801_free(struct fm801 *chip)
1da177e4
LT		 1161{
1162 unsigned short cmdw;
1163
1164 if (chip->irq < 0)
1165 goto __end_hw;
1166
1167 /* interrupt setup - mask everything */
1168 cmdw = inw(FM801_REG(chip, IRQ_MASK));
1169 cmdw |= 0x00c3;
1170 outw(cmdw, FM801_REG(chip, IRQ_MASK));
1171
1172 __end_hw:
fdb62b50 1173#ifdef CONFIG_SND_FM801_TEA575X_BOOL
d4ecc83b 1174 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
c37279b9 1175 snd_tea575x_exit(&chip->tea);
d4ecc83b
HV		 1176 v4l2_device_unregister(&chip->v4l2_dev);
1177 }
1da177e4
LT		 1178#endif
1179 if (chip->irq >= 0)
a5f22156 1180 free_irq(chip->irq, chip);
1da177e4
LT		 1181 pci_release_regions(chip->pci);
1182 pci_disable_device(chip->pci);
1183
1184 kfree(chip);
1185 return 0;
1186}
1187
a5f22156 1188static int snd_fm801_dev_free(struct snd_device *device)
1da177e4 1189{
a5f22156 1190 struct fm801 *chip = device->device_data;
1da177e4
LT		 1191 return snd_fm801_free(chip);
1192}
1193
e23e7a14
BP		 1194static int snd_fm801_create(struct snd_card *card,
1195 struct pci_dev *pci,
1196 int tea575x_tuner,
1197 int radio_nr,
1198 struct fm801 **rchip)
1da177e4 1199{
a5f22156 1200 struct fm801 *chip;
1da177e4 1201 int err;
a5f22156 1202 static struct snd_device_ops ops = {
1da177e4
LT		 1203 .dev_free = snd_fm801_dev_free,
1204 };
1205
1206 *rchip = NULL;
1207 if ((err = pci_enable_device(pci)) < 0)
1208 return err;
e560d8d8 1209 chip = kzalloc(sizeof(*chip), GFP_KERNEL);
1da177e4
LT		 1210 if (chip == NULL) {
1211 pci_disable_device(pci);
1212 return -ENOMEM;
1213 }
1214 spin_lock_init(&chip->reg_lock);
1215 chip->card = card;
1216 chip->pci = pci;
1217 chip->irq = -1;
6bbe13ec 1218 chip->tea575x_tuner = tea575x_tuner;
1da177e4
LT		 1219 if ((err = pci_request_regions(pci, "FM801")) < 0) {
1220 kfree(chip);
1221 pci_disable_device(pci);
1222 return err;
1223 }
1224 chip->port = pci_resource_start(pci, 0);
fb716c0b 1225 if ((tea575x_tuner & TUNER_ONLY) == 0) {
437a5a46 1226 if (request_irq(pci->irq, snd_fm801_interrupt, IRQF_SHARED,
934c2b6d 1227 KBUILD_MODNAME, chip)) {
6bbe13ec
JK		 1228 snd_printk(KERN_ERR "unable to grab IRQ %d\n", chip->irq);
1229 snd_fm801_free(chip);
1230 return -EBUSY;
1231 }
1232 chip->irq = pci->irq;
1233 pci_set_master(pci);
1da177e4 1234 }
1da177e4 1235
44c10138 1236 if (pci->revision >= 0xb1) /* FM801-AU */
1da177e4
LT		 1237 chip->multichannel = 1;
1238
b1e9ed26 1239 snd_fm801_chip_init(chip, 0);
fb716c0b
OZ		 1240 /* init might set tuner access method */
1241 tea575x_tuner = chip->tea575x_tuner;
1242
1243 if (chip->irq >= 0 && (tea575x_tuner & TUNER_ONLY)) {
1244 pci_clear_master(pci);
1245 free_irq(chip->irq, chip);
1246 chip->irq = -1;
1247 }
1da177e4
LT		 1248
1249 if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
1250 snd_fm801_free(chip);
1251 return err;
1252 }
1253
1254 snd_card_set_dev(card, &pci->dev);
1255
fdb62b50 1256#ifdef CONFIG_SND_FM801_TEA575X_BOOL
d4ecc83b
HV		 1257 err = v4l2_device_register(&pci->dev, &chip->v4l2_dev);
1258 if (err < 0) {
1259 snd_fm801_free(chip);
1260 return err;
1261 }
1262 chip->tea.v4l2_dev = &chip->v4l2_dev;
1263 chip->tea.radio_nr = radio_nr;
d7ba858a
OZ		 1264 chip->tea.private_data = chip;
1265 chip->tea.ops = &snd_fm801_tea_ops;
10ca7201 1266 sprintf(chip->tea.bus_info, "PCI:%s", pci_name(pci));
fb716c0b
OZ		 1267 if ((tea575x_tuner & TUNER_TYPE_MASK) > 0 &&
1268 (tea575x_tuner & TUNER_TYPE_MASK) < 4) {
5daf53a6 1269 if (snd_tea575x_init(&chip->tea, THIS_MODULE)) {
d7ba858a 1270 snd_printk(KERN_ERR "TEA575x radio not found\n");
d4ecc83b 1271 snd_fm801_free(chip);
96760015
DC		 1272 return -ENODEV;
1273 }
1274 } else if ((tea575x_tuner & TUNER_TYPE_MASK) == 0) {
d7ba858a
OZ		 1275 /* autodetect tuner connection */
1276 for (tea575x_tuner = 1; tea575x_tuner <= 3; tea575x_tuner++) {
1277 chip->tea575x_tuner = tea575x_tuner;
5daf53a6 1278 if (!snd_tea575x_init(&chip->tea, THIS_MODULE)) {
d7ba858a 1279 snd_printk(KERN_INFO "detected TEA575x radio type %s\n",
8e699d2c 1280 get_tea575x_gpio(chip)->name);
d7ba858a
OZ		 1281 break;
1282 }
1283 }
96760015
DC		 1284 if (tea575x_tuner == 4) {
1285 snd_printk(KERN_ERR "TEA575x radio not found\n");
c37279b9 1286 chip->tea575x_tuner = TUNER_DISABLED;
96760015
DC		 1287 }
1288 }
c37279b9 1289 if (!(chip->tea575x_tuner & TUNER_DISABLED)) {
8e699d2c 1290 strlcpy(chip->tea.card, get_tea575x_gpio(chip)->name,
c37279b9
BH		 1291 sizeof(chip->tea.card));
1292 }
1da177e4
LT		 1293#endif
1294
1295 *rchip = chip;
1296 return 0;
1297}
1298
e23e7a14
BP		 1299static int snd_card_fm801_probe(struct pci_dev *pci,
1300 const struct pci_device_id *pci_id)
1da177e4
LT		 1301{
1302 static int dev;
a5f22156
TI		 1303 struct snd_card *card;
1304 struct fm801 *chip;
1305 struct snd_opl3 *opl3;
1da177e4
LT		 1306 int err;
1307
1308 if (dev >= SNDRV_CARDS)
1309 return -ENODEV;
1310 if (!enable[dev]) {
1311 dev++;
1312 return -ENOENT;
1313 }
1314
e58de7ba
TI		 1315 err = snd_card_create(index[dev], id[dev], THIS_MODULE, 0, &card);
1316 if (err < 0)
1317 return err;
d4ecc83b 1318 if ((err = snd_fm801_create(card, pci, tea575x_tuner[dev], radio_nr[dev], &chip)) < 0) {
1da177e4
LT		 1319 snd_card_free(card);
1320 return err;
1321 }
b1e9ed26 1322 card->private_data = chip;
1da177e4
LT		 1323
1324 strcpy(card->driver, "FM801");
1325 strcpy(card->shortname, "ForteMedia FM801-");
1326 strcat(card->shortname, chip->multichannel ? "AU" : "AS");
1327 sprintf(card->longname, "%s at 0x%lx, irq %i",
1328 card->shortname, chip->port, chip->irq);
1329
fb716c0b 1330 if (chip->tea575x_tuner & TUNER_ONLY)
e0a5d82a
AS		 1331 goto __fm801_tuner_only;
1332
1da177e4
LT		 1333 if ((err = snd_fm801_pcm(chip, 0, NULL)) < 0) {
1334 snd_card_free(card);
1335 return err;
1336 }
1337 if ((err = snd_fm801_mixer(chip)) < 0) {
1338 snd_card_free(card);
1339 return err;
1340 }
1341 if ((err = snd_mpu401_uart_new(card, 0, MPU401_HW_FM801,
302e4c2f 1342 FM801_REG(chip, MPU401_DATA),
dba8b469
CL		 1343 MPU401_INFO_INTEGRATED |
1344 MPU401_INFO_IRQ_HOOK,
1345 -1, &chip->rmidi)) < 0) {
1da177e4
LT		 1346 snd_card_free(card);
1347 return err;
1348 }
1349 if ((err = snd_opl3_create(card, FM801_REG(chip, OPL3_BANK0),
1350 FM801_REG(chip, OPL3_BANK1),
1351 OPL3_HW_OPL3_FM801, 1, &opl3)) < 0) {
1352 snd_card_free(card);
1353 return err;
1354 }
1355 if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
1356 snd_card_free(card);
1357 return err;
1358 }
1359
e0a5d82a 1360 __fm801_tuner_only:
1da177e4
LT		 1361 if ((err = snd_card_register(card)) < 0) {
1362 snd_card_free(card);
1363 return err;
1364 }
1365 pci_set_drvdata(pci, card);
1366 dev++;
1367 return 0;
1368}
1369
e23e7a14 1370static void snd_card_fm801_remove(struct pci_dev *pci)
1da177e4
LT		 1371{
1372 snd_card_free(pci_get_drvdata(pci));
1373 pci_set_drvdata(pci, NULL);
1374}
1375
c7561cd8 1376#ifdef CONFIG_PM_SLEEP
b1e9ed26
TI		 1377static unsigned char saved_regs[] = {
1378 FM801_PCM_VOL, FM801_I2S_VOL, FM801_FM_VOL, FM801_REC_SRC,
1379 FM801_PLY_CTRL, FM801_PLY_COUNT, FM801_PLY_BUF1, FM801_PLY_BUF2,
1380 FM801_CAP_CTRL, FM801_CAP_COUNT, FM801_CAP_BUF1, FM801_CAP_BUF2,
1381 FM801_CODEC_CTRL, FM801_I2S_MODE, FM801_VOLUME, FM801_GEN_CTRL,
1382};
1383
68cb2b55 1384static int snd_fm801_suspend(struct device *dev)
b1e9ed26 1385{
68cb2b55
TI		 1386 struct pci_dev *pci = to_pci_dev(dev);
1387 struct snd_card *card = dev_get_drvdata(dev);
b1e9ed26
TI		 1388 struct fm801 *chip = card->private_data;
1389 int i;
1390
1391 snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
1392 snd_pcm_suspend_all(chip->pcm);
1393 snd_ac97_suspend(chip->ac97);
1394 snd_ac97_suspend(chip->ac97_sec);
1395 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1396 chip->saved_regs[i] = inw(chip->port + saved_regs[i]);
1397 /* FIXME: tea575x suspend */
1398
b1e9ed26
TI		 1399 pci_disable_device(pci);
1400 pci_save_state(pci);
68cb2b55 1401 pci_set_power_state(pci, PCI_D3hot);
b1e9ed26
TI		 1402 return 0;
1403}
1404
68cb2b55 1405static int snd_fm801_resume(struct device *dev)
b1e9ed26 1406{
68cb2b55
TI		 1407 struct pci_dev *pci = to_pci_dev(dev);
1408 struct snd_card *card = dev_get_drvdata(dev);
b1e9ed26
TI		 1409 struct fm801 *chip = card->private_data;
1410 int i;
1411
b1e9ed26 1412 pci_set_power_state(pci, PCI_D0);
30b35399
TI		 1413 pci_restore_state(pci);
1414 if (pci_enable_device(pci) < 0) {
1415 printk(KERN_ERR "fm801: pci_enable_device failed, "
1416 "disabling device\n");
1417 snd_card_disconnect(card);
1418 return -EIO;
1419 }
b1e9ed26
TI		 1420 pci_set_master(pci);
1421
1422 snd_fm801_chip_init(chip, 1);
1423 snd_ac97_resume(chip->ac97);
1424 snd_ac97_resume(chip->ac97_sec);
1425 for (i = 0; i < ARRAY_SIZE(saved_regs); i++)
1426 outw(chip->saved_regs[i], chip->port + saved_regs[i]);
1427
1428 snd_power_change_state(card, SNDRV_CTL_POWER_D0);
1429 return 0;
1430}
68cb2b55
TI		 1431
1432static SIMPLE_DEV_PM_OPS(snd_fm801_pm, snd_fm801_suspend, snd_fm801_resume);
1433#define SND_FM801_PM_OPS &snd_fm801_pm
1434#else
1435#define SND_FM801_PM_OPS NULL
c7561cd8 1436#endif /* CONFIG_PM_SLEEP */
b1e9ed26 1437
e9f66d9b 1438static struct pci_driver fm801_driver = {
3733e424 1439 .name = KBUILD_MODNAME,
1da177e4
LT		 1440 .id_table = snd_fm801_ids,
1441 .probe = snd_card_fm801_probe,
e23e7a14 1442 .remove = snd_card_fm801_remove,
68cb2b55
TI		 1443 .driver = {
1444 .pm = SND_FM801_PM_OPS,
1445 },
1da177e4
LT		 1446};
1447
e9f66d9b 1448module_pci_driver(fm801_driver);
kernel source for telekom puls (alcatel/mediatek)